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Finding the Fourth Proportional to 62,833.60, 86,703.24 and 34,537.60

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Solution

The fourth proportional to 62,833.60, 86,703.24 and 34,537.60 is: 47,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,833.60 : 86,703.24 = 34,537.60 : x
  2. Step 2: Convert to fraction form
    62,833.60/86,703.24 = 34,537.60/x
  3. Step 3: Cross multiply
    62,833.60x = 86,703.24 × 34,537.60
  4. Step 4: Simplify right side
    62,833.60x = 2,994,521,821.82
  5. Step 5: Solve for x
    x = 2,994,521,821.82/62,833.60
  6. Step 6: Final answer
    x = 47,657.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.